write_to_public.php

<?php
class Module
{
    public function onBootstrap($event)
    {
        $events = $event->getTarget()->getEventManager();

        $events->attach(MvcEvent::EVENT_FINISH, function($e) {
            if ($match = $e->getRouteMatch()) {
                $params = $match->getParams();
                if (isset($params['template'])) {
                    $path = getcwd().DIRECTORY_SEPARATOR.'public'.DIRECTORY_SEPARATOR.$match->getMatchedRouteName().'.html';
                    file_put_contents($path, $e->getResponse()->getContent());
                }
            }
        });
    }
}